package com.gxuwz.stats.controller.admin;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.gxuwz.stats.entity.NetworkCulture;
import com.gxuwz.stats.entity.User;
import com.gxuwz.stats.security.jwt.JwtTokenUtil;
import com.gxuwz.stats.service.NetworkCultureService;
import com.gxuwz.stats.service.UserService;
import com.gxuwz.stats.utils.ExcelExportUtil;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletResponse;
import java.text.SimpleDateFormat;
import java.time.LocalDateTime;
import java.util.*;
import java.util.stream.Collectors;

@RestController
@RequestMapping("/adminNetworkCulture")
public class NetworkCultureController {

    @Autowired
    private UserService userService;

    @Autowired
    private NetworkCultureService networkCultureService;

    /**
     * 获取用户列表
     * @param params 请求参数
     * @param currentPage 当前页码
     * @param pageSize    每页大小
     * @return
     */
    @GetMapping("/getNetworkCultureList")
    public ResponseEntity<Map<String, Object>> getNetworkCultureList(
            @RequestParam Map<String, String> params,
            @RequestParam(defaultValue = "1") int currentPage,
            @RequestParam(defaultValue = "10") int pageSize) {
        try {
            // 创建 MyBatis Plus 的 Page 对象进行分页查询
            IPage<NetworkCulture> page = new Page<>(currentPage, pageSize);
            QueryWrapper<NetworkCulture> queryWrapper = new QueryWrapper<>();

            // 根据用户名获取用户ID列表并加入查询条件
            if (params.containsKey("username") && !params.get("username").trim().isEmpty()) {
                List<String> userIds = userService.getUserIdsByKeyword(params.get("username"));
                if (!userIds.isEmpty()) {
                    queryWrapper.in("user_id", userIds);
                } else {
                    // 如果没有找到对应的userId，则返回空结果
                    queryWrapper.eq("1", "0");
                }
            }

            // 模糊查询条件 - 成果名称
            if (params.containsKey("consultingResultName") && params.get("consultingResultName") != null && !params.get("consultingResultName").isEmpty()) {
                queryWrapper.like("consulting_result_name", params.get("consultingResultName"));
            }

            // 模糊查询条件 - 成果类别
            if (params.containsKey("consultingCategory") && params.get("consultingCategory") != null && !params.get("consultingCategory").isEmpty()) {
                queryWrapper.like("consulting_category", params.get("consultingCategory"));
            }

            // 模糊查询条件 - 获得时间
            if (params.containsKey("networkYear") && params.get("networkYear") != null && !params.get("networkYear").isEmpty()) {
                queryWrapper.apply("YEAR(network_year) = {0}", params.get("networkYear"));
            }

            // 模糊查询条件 - 审核状态
            if (params.containsKey("networkReviewStatus") && params.get("networkReviewStatus")!= null &&!params.get("networkReviewStatus").isEmpty()) {
                queryWrapper.like("network_review_status", params.get("networkReviewStatus"));
            }

            // 查询条件 - 提交状态
            if (params.containsKey("networkStatus") && params.get("networkStatus") != null && !params.get("networkStatus").isEmpty()) {
                queryWrapper.eq("network_status", params.get("networkStatus"));
            }

            // 调用 service 层的分页查询方法
            IPage<NetworkCulture> resultPage = networkCultureService.getNetworkCultureList(page, queryWrapper);
            // 构造返回结果
            Map<String, Object> response = new HashMap<>();
            response.put("code", 200);
            response.put("message", "查询成功");
            response.put("data", resultPage.getRecords()); // 当前页数据
            response.put("total", resultPage.getTotal()); // 总记录数
            response.put("currentPage", resultPage.getCurrent()); // 当前页码
            response.put("pageSize", resultPage.getSize()); // 每页大小
            response.put("totalPages", resultPage.getPages()); // 总页数

            return ResponseEntity.ok(response);
        } catch (Exception e) {
            e.printStackTrace();
            Map<String, Object> errorResponse = new HashMap<>();
            errorResponse.put("code", 500);
            errorResponse.put("message", "查询失败: " + e.getMessage());
            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(errorResponse);
        }
    }
/**
     * 新增
     */
    @PostMapping("/addNetworkCul")
    public ResponseEntity<Map<String, Object>> saveNetworkCul(@RequestBody NetworkCulture networkCulture) {
        System.out.println("前端数据：" + networkCulture);

        // 创建响应 Map
        Map<String, Object> response = new HashMap<>();

        // 1. 验证 username 是否存在
        String username = networkCulture.getUsername();
        if (username == null || username.isEmpty()) {
            response.put("code", 400);
            response.put("msg", "用户名不能为空");
            return ResponseEntity.badRequest().body(response);
        }

        // 2. 根据 username 查询 user_id
        String userId = userService.getUserIdByUsername(username);
        if (userId == null) {
            response.put("code", 400);
            response.put("msg", "用户不存在");
            return ResponseEntity.badRequest().body(response);
        }
//        System.out.println("获取到的 user_id：" + userId);

        // 3. 设置 user_id 并保存
        networkCulture.setUserId(userId);

        // 1. 自动计算分值
        int baseScore = networkCultureService.getScoreByType(networkCulture.getNetworkType());
        networkCulture.setNetworkScore(baseScore);

        // 2. 计算总分值
//        networkCultureService.calculateTotalScore(networkCulture);

        networkCulture.setNetworkSubmissionTime(LocalDateTime.now());
        networkCulture.setNetworkStatus("已提交");
        networkCulture.setNetworkReviewStatus("未审核");

        try {
            // 保存到数据库
            networkCultureService.save(networkCulture);

            String year = null;
            if (networkCulture.getNetworkYear() != null) {
                if (networkCulture.getNetworkYear() != null) {

                    try {
                        // 支持 "yyyy-MM" 或 "yyyy/MM" 或 "yyyy" 格式
                        SimpleDateFormat sdf = new SimpleDateFormat("yyyy");
                        year = sdf.format(networkCulture.getNetworkYear());
                    } catch (Exception e) {
                        // 如果格式不对，兜底取前4位
                        year = networkCulture.getNetworkYear().substring(0, 4);
                    }
                }
            }
            if (year != null) {
                networkCultureService.updateTotalWorkNetworkCultureScore(userId, year);
            }

            // 返回成功响应
            response.put("code", 200);
            response.put("msg", "新增成功");
            return ResponseEntity.status(HttpStatus.CREATED).body(response);
        } catch (Exception e) {
            response.put("code", 500);
            response.put("msg", "服务器内部错误");
            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(response);
        }
    }

    /**
     * 修改决策咨询数据
     */
    @PutMapping("/updateNetworkCul")
    public ResponseEntity<Map<String, Object>> updateNetworkCulture(
            @RequestBody NetworkCulture networkCulture
    ) {
        // 1. 获取前端传递的用户名
        String username = networkCulture.getUsername();
//        System.out.println("shdjs="+username);
        if (username != null && !username.isEmpty()) {
            // 2. 查询用户信息
            User user = userService.getOne(new QueryWrapper<User>().eq("username", username));
//            System.out.println("user="+user);
            if (user == null) {
                Map<String, Object> response = new HashMap<>();
                response.put("code", 400);
                response.put("msg", "用户不存在");
                return ResponseEntity.badRequest().body(response);
            }
            // 3. 设置 userId
            networkCulture.setUserId(user.getUserId());
        }

        // 1. 自动计算分值
        int baseScore = networkCultureService.getScoreByType(networkCulture.getNetworkType());
        networkCulture.setNetworkScore(baseScore);

        // 2. 计算总分值
//        networkCultureService.calculateTotalScore(networkCulture);
        
        networkCultureService.updateById(networkCulture);
        String year = null;
        if (networkCulture.getNetworkYear() != null) {

            if (networkCulture.getNetworkYear() != null) {

                try {
                    // 支持 "yyyy-MM" 或 "yyyy/MM" 或 "yyyy" 格式
                    SimpleDateFormat sdf = new SimpleDateFormat("yyyy");
                    year = sdf.format(networkCulture.getNetworkYear());
                } catch (Exception e) {
                    // 如果格式不对，兜底取前4位
                    year = networkCulture.getNetworkYear().substring(0, 4);
                }
            }
        }
        if (year != null) {
            networkCultureService.updateTotalWorkNetworkCultureScore(networkCulture.getUserId(), year);
        }
        Map<String, Object> response = new HashMap<>();
        response.put("code", 200);
        response.put("msg", "修改成功");
        return ResponseEntity.ok(response);
    }


    @DeleteMapping("/deleteNetworkCul")
    public ResponseEntity<Map<String, Object>> deleteNetworkCul(@RequestBody List<Long> ids) {
        // 1. 查出所有要删的数据
        List<NetworkCulture> toDelete = networkCultureService.listByIds(ids);

// 2. 记录所有受影响的 userId+year 组合
        Set<String> userYearSet = new HashSet<>();
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy");
        for (NetworkCulture nc : toDelete) {
            if (nc.getUserId() != null && nc.getNetworkYear() != null) {
                String year = null;

                try {
                    // 支持 "yyyy-MM" 或 "yyyy/MM" 或 "yyyy" 格式
                    year = sdf.format(nc.getNetworkYear());
                } catch (Exception e) {
                    // 如果格式不对，兜底取前4位
                    year = nc.getNetworkYear().substring(0, 4);
                }

                userYearSet.add(nc.getUserId() + "#" + year);
            }
        }

// 3. 删除
        networkCultureService.removeByIds(ids);

// 4. 删除后，逐个更新 TotalWork
        for (String userYear : userYearSet) {
            String[] arr = userYear.split("#");
            String userId = arr[0];
            String year = arr[1];
            networkCultureService.updateTotalWorkNetworkCultureScore(userId, year);
        }
        Map<String, Object> response = new HashMap<>();
        response.put("code", 200);
        response.put("msg", "删除成功");
        return ResponseEntity.ok(response);
    }

    @PostMapping("/reviewNetworkCulture")
    public ResponseEntity<Map<String, Object>> reviewNetworkCulture(@RequestBody Map<String, Object> params) {
        Map<String, Object> response = new HashMap<>();
        try {
            Long networkId = Long.valueOf(params.get("networkId").toString());
            String reviewStatus = params.get("reviewStatus").toString(); // 审核通过/审核不通过
            String reviewResult = params.get("reviewResult") != null ? params.get("reviewResult").toString() : "";

            NetworkCulture networkCulture = networkCultureService.getById(networkId);
            if (networkCulture == null) {
                response.put("code", 404);
                response.put("msg", "数据不存在");
                return ResponseEntity.ok(response);
            }

            // 设置审核状态、审核时间、审核说明
            networkCulture.setNetworkReviewStatus(reviewStatus);
            networkCulture.setNetworkReviewTime(java.time.LocalDateTime.now());
            networkCulture.setNetworkReviewResult(reviewResult);

            if ("审核通过".equals(reviewStatus)) {
                networkCulture.setNetworkReviewResult(null); // 审核通过时清空说明
            }
            if ("审核不通过".equals(reviewStatus)) {
                networkCulture.setNetworkStatus("未提交");
            }

            networkCultureService.updateById(networkCulture);

            response.put("code", 200);
            response.put("msg", "审核成功");
            return ResponseEntity.ok(response);
        } catch (Exception e) {
            response.put("code", 500);
            response.put("msg", "审核失败：" + e.getMessage());
            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(response);
        }
    }

    @GetMapping("/export")
    public void exportNetworkCulture(
            @RequestParam(value = "year", required = false) String year,

            HttpServletResponse response) throws Exception {

        // 3. 查询 NetworkCulture（可按年份筛选）
        QueryWrapper<NetworkCulture> queryWrapper = new QueryWrapper<>();

        if (year != null && !year.isEmpty()) {
            queryWrapper.like("network_year", year.substring(0, 4)); // 替换为你的年份字段
        }

        // 只导出审核通过的数据
        queryWrapper.eq("network_status", "已提交");

        List<NetworkCulture> list = networkCultureService.list(queryWrapper);

        // 4. 查询所有用户，构建 userId -> username 映射
        List<User> userList = userService.list();
        Map<String, String> userIdNameMap = userList.stream()
                .collect(Collectors.toMap(User::getUserId, User::getUsername, (a, b) -> a));
        for (NetworkCulture nc : list) {
            nc.setUsername(userIdNameMap.getOrDefault(nc.getUserId(), ""));
        }

        // 5. 给每条数据加序号（如有 rowNum 字段）
        for (int i = 0; i < list.size(); i++) {
            list.get(i).setRowNum(i + 1); // 如果有 rowNum 字段
        }

        // 6. 生成文件名
        String now = new SimpleDateFormat("yyyy-MM-dd-HH-mm-ss").format(new Date());
        String fileName = "网络文化成果-" + now + ".xlsx";

        // 7. 导出
        ExcelExportUtil.export(response, list, NetworkCulture.class, "网络文化成果", fileName);
    }

}
